// Copyright 2020 The TensorFlow Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import SwiftUI

/// List of Data Sets.
struct DatasetListView: View {
  let datasets: [Dataset]
  let bertQA: BertQAHandler

  var keyboardHeightObserver = KeyboardHeightObserver()
  var body: some View {
    NavigationView {
      List(datasets, id: \.title) { dataset in
        NavigationLink(
          destination: DatasetDetailView(dataset: dataset, bertQA: self.bertQA)
            .environmentObject(self.keyboardHeightObserver)
        ) { DatasetRow(dataset: dataset) }
      }
      .navigationBarTitle(Text("Question and Answer"))
    }
  }
}

/// Row for each data set.
struct DatasetRow: View {
  var dataset: Dataset

  var body: some View {
    HStack {
      Text(dataset.title)
      Spacer()
    }
  }
}
